1//==------ UpdateCompilerUsed.h - LLVM Link Time Optimizer Utility --------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file declares a helper class to update llvm.compiler_used metadata. 11// 12//===----------------------------------------------------------------------===// 13 14#ifndef LLVM_LTO_UPDATE_COMPILER_USED_H 15#define LLVM_LTO_UPDATE_COMPILER_USED_H 16 17#include "llvm/ADT/StringSet.h" 18#include "llvm/IR/GlobalValue.h" 19 20namespace llvm { 21class Module; 22class TargetMachine; 23 24/// Find all globals in \p TheModule that are referenced in 25/// \p AsmUndefinedRefs, as well as the user-supplied functions definitions that 26/// are also libcalls, and create or update the magic "llvm.compiler_used" 27/// global in \p TheModule. 28void updateCompilerUsed(Module &TheModule, const TargetMachine &TM, 29 const StringSet<> &AsmUndefinedRefs); 30} 31 32#endif // LLVM_LTO_UPDATE_COMPILER_USED_H 33